A. Wilder-Smith, K. Goh, T. Barkham, и N. Paton. Clinical Infectious Diseases: An Official Publication of the Infectious Diseases Society of America, 36 (6):
679--83(марта 2003)PMID: 12627350.
S. Berrón, L. Fuente, E. Martín, и J. Vázquez. European Journal of Clinical Microbiology & Infectious Diseases: Official Publication of the European Society of Clinical Microbiology, 17 (2):
85--89(февраля 1998)PMID: 9629971.
J. Vázquez, A. Enriquez, L. la Fuente, S. Berrón, и M. Baquero. European Journal of Clinical Microbiology & Infectious Diseases: Official Publication of the European Society of Clinical Microbiology, 15 (2):
181--182(февраля 1996)PMID: 8801097.